This website is a product of the cooperation between:
- Department of Agricultural Economics
Texas A&M; University, College Station, Texas
- Department of Ecological Engineering
University of Arkansas, Fayetteville, Arkansas
- World Resources Institute, Washington, D.C.
The work is supported by the Cooperative State Research, Education, and Extension Service,
U.S. Department of Agriculture, under Agreement No. 2003-38411-13493.